package com.htlh.mycontentprovider;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

/**
 * Created by Acefa on 2017/5/8.
 */

public class MyDatabaseHelper extends SQLiteOpenHelper {
    public static final String CREATE_BOOK = "create table Book (" +
            "id integer primary key autoincrement,"
            +"author text,"
            +"price real,"
            +"name text)";
    private Context mContext;

 /*   create table category (
            id integer primary key autoincrement,
            category_name text,
            category_code integer
    )*/
        public static final String CREATE_CATEGORY = "create table category("+
                "id integer primary key autoincrement,"
                +"category_name text,"
                +"category_code integer)";

    public MyDatabaseHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version) {
        super(context, name, factory, version);
        mContext = context;
    }


    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL(CREATE_BOOK);
        db.execSQL(CREATE_CATEGORY);

    }

    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
        db.execSQL("drop table if exists Book");
        db.execSQL("drop table if exists Category");
        onCreate(db);
    }
}
